| K&S Films | — | 2005 | 8 |
| K-Films Amerique | Montreal | — | 1 |
| K-Star | — | — | 1 |
| K/O Paper Products | Beverly Hills | 2005 | 1 |
| Kaap Holland Film | Amsterdam | 2015 | 20 |
| Kadokawa Dwango | Kabukiza Tower | 2014 | 1 |
| Kadokawa Haruki Corporation | Tokyo | 12 September 1995 | 1 |
| Kaleidoskop Films | — | — | 1 |
| Kalejdoskop Film Studio | Warsawa | 1988 | 1 |
| Kalem Company | Kota New York | 1907 | 30 |
| Kamerafilm | — | — | 2 |
| KanalB | — | 2000 | — |
| Kandor Graphics | Granada | 1992 | 1 |
| Kanoon-E Sinamagran-E Pishro | — | — | 4 |
| Kanteerava Studios | Bengaluru | 1966 | 6 |
| Kaos Films | — | 2001 | — |
| Karagiannis-Karatzopoulos | Yunani | 1966 | 32 |
| Karnos Film | — | — | 1 |
| Kartemquin Films | Chicago | — | 3 |
| Karé Productions | Paris | 29 Januari 1996 | 12 |
| Kasander & Wigman Productions | — | — | 1 |
| Kaspien Holdings, Inc. | Albany, New York | Desember 1972 | 2 |
| Katalyst Media | Los Angeles | 2000 | 1 |
| Kataoka Chiezo Productions | — | 10 Mei 1928 | — |
| Kavac Film | — | — | 2 |
| Kazak Productions | — | 6 Juli 2007 | 6 |
| Kazhcha Chalachithra Vedi | — | 2001 | — |
| KBS Media | KBS Media Center | 1991 | — |
| KC Medien | Munich | — | 1 |
| KD Studios | Moskow | 2012 | 3 |
| KDDI | Chiyoda | 1984 | 1 |
| Kell Kümme | — | 2003 | — |
| Kementerian Pencerahan Publik dan Propaganda Reich | Ordenspalais | 1933 | 1 |
| Kementerian Pertahanan Nasional | Seoul | 17 Juli 1948 | 1 |
| Kennedy Miller Mitchell | Australia | 1978 | 14 |
| Kenner Products | Cincinnati | 1946 | 1 |
| Keshet | Israel | 1993 | 1 |
| Keuskupan Agung Cáceres | — | 29 Juni 1951 | 1 |
| KeyEast | Seoul | 1996 | 3 |
| KeyFilm | Amsterdam | 2008 | 6 |
| Khalabo Ink Society | — | 2020 | 2 |
| Khanzhonkov Company | Yalta, Moskow | 1906 | 28 |
| Khara | Shōan | 17 Mei 2006 | 5 |
| Kids' WB | Burbank | 9 September 1995 | 1 |
| Kiev Square Group | Moskow | 1992 | 1 |
| Kigali Films | London | — | 1 |
| Killer Films | Kota New York | 1995 | 78 |
| Kim Ki-duk Film | Gyeonggi | 2001 | 17 |
| Kindai Eiga Kyokai | Tokyo | 31 Juli 1950 | 8 |
| Kinderfilm | Erfurt | 2000 | — |
| Kindle Entertainment | London | 2007 | 3 |
| Kinema | Sarajevo | 1946 | 1 |
| Kinema Citrus | Suginami | 3 Maret 2008 | 2 |
| Kinescope Film | Bremen | — | 2 |
| King Brothers Productions | — | 1941 | 16 |
| King Features Syndicate | Kota New York | 1915 | 9 |
| King Records | — | 1931 | 3 |
| Kings Road Entertainment | — | — | 1 |
| Kino Lorber | Kota New York | 1977 | 1 |
| Kino Montreal | Montreal | 2001 | 1 |
| KinoAtis | — | 23 Juni 2004 | 2 |
| Kinocompany | — | — | 1 |
| Kinokompanii︠a︡ "Andreevskiĭ flag" | Moskow | 2003 | 4 |
| Kinopoisk | Moskow | 7 November 2003 | 1 |
| Kinoproduction | Keski-Pasila | 1977 | 11 |
| Kinorob | — | 2014 | 1 |
| Kinos Rentals | Helsinki | 30 Juli 2015 | 1 |
| Kinoshita Group | Tokyo | 15 Desember 1987 | 2 |
| Kinosto | Taka-Töölö | 18 Februari 2005 | 4 |
| Kinotaurus | — | — | 2 |
| Kinoteka | — | 2009 | 1 |
| KION | — | — | 1 |
| Kirch Group | Munich | 1955 | 2 |
| Kish Free Zone | — | 1989 | 1 |
| Kisi Production | Reykjavík | 22 Februari 2011 | 2 |
| Kissfilms | — | — | 2 |
| Kitano Agency | Todoroki | 2021 | 1 |
| Kitty Films | Sangen-jaya | 1972 | 5 |
| Kjeruben | Arendal | — | 1 |
| Klappboxfilme | — | 2006 | — |
| Klikk Productions | — | — | 1 |
| Klockworx | Tokyo | 24 Januari 1997 | 2 |
| KM Production | — | 1994 | — |
| Kmax | Higashi-Azabu | Mei 1991 | — |
| KNIFE! Films | — | — | 2 |
| Knight Enterprises | Ottawa | — | — |
| Knowledge Network | Vancouver | 12 Januari 1981 | 1 |
| KnowWonder | Washington | 1996 | 1 |
| Kodansha | Otowa | November 1909 | 2 |
| Kohinoor Film Company | — | 1918 | 3 |
| Kokers Films | Kerala | 1985 | 11 |
| Kokuei | Ginza | 22 Agustus 1958 | 16 |
| Kokusai Katsuei | Kota Tokyo | 6 Desember 1919 | — |
| Koliba Film | — | — | 1 |
| Komeetta | Torkkelinmäki | — | 2 |
| Kommunenes Filmcentral | — | 1919 | 8 |
| KOMPAN | Moskow | 1989 | 1 |
| Konami | Tokyo | 21 Maret 1969 | 3 |
| Konrad Wolf Film University of Babelsberg | Babelsberg | 1954 | 4 |
| Kopelson Entertainment | West Hollywood | — | 1 |
| Kopli Kinokompanii | Tallinn | 2006 | 5 |
| Koppfilm Productions | Berlin | — | 1 |
| Kordes & Kordes Film | Berlin | 2003 | 2 |
| Korean Academy of Film Arts | — | 1984 | 45 |
| Korean Arts Movie Studio | — | — | 1 |
| Korean Broadcasting System | Seoul | 3 Maret 1973 | 1 |
| Kosovafilm | Pristina | 1969 | 1 |
| Kota Film Ramoji | Hyderabad | 1996 | 1 |
| Koulev Film | Sofia | — | 1 |
| Kourtrajmé | Paris | 7 Agustus 2003 | — |
| Kowalski Films | San Sebastián | — | 17 |
| Kowloon Development | Pioneer Centre | 1961 | 1 |
| KQED | San Francisco | Juni 1953 | 1 |
| Kraków | — | — | 1 |
| KRCG | — | — | 1 |
| Kriim | — | — | 2 |
| Kroyer Films | — | 1986 | 1 |
| KRU Studios | Cyberjaya | 1992 | 4 |
| Krátký Film Praha | Olomouc | 1957 | 6 |
| KS Pictures | Los Angeles | 2015 | — |
| KSS | — | — | 2 |
| KT Corporation | Seongnam | 1981 | 1 |
| KT Studio Genie | Seoul | 2021 | — |
| KTK | Almatı | Februari 1991 | 1 |
| Kudos | London | 1992 | 6 |
| Kulturtuben | — | 1985 | 1 |
| Kultusfilm | — | — | 1 |
| Kurt Ulrich Film | — | — | 2 |
| Kyoto Animation | Jepang, Uji | 1981 | 6 |
| Kyrgyzfilm | Bishkek | 1942 | 19 |
| Köggull Filmworks | — | — | 1 |